[Ilugc] Unable to get wifi up with knetworkmanager

[Mohan Sundaram]

On Wed, Nov 24, 2010 at 10:41 PM, Arun Khan <knura9 at gmail.com> wrote:

>
> I have also tried to configure the WiFi with the "System Settings >
> Network Connections"; same deal - I get prompted for the WPA2 pass
> phrase and no result i.e. connection.
>
> I have not looked into configuring with CLI tools as I have not done
> it before - suggestions welcome.
>
> With Ubuntu 10.04 Netbook edition on my HP mini, I am able to get WiFi
> connection on this AP with the same WPA2 passphrase I am using in KDE.
>  Ditto with Win XP on my brother's laptop.
>
> You may have done this already. If the ethernet connection has a cable
plugged in, the networkmanager is normally configured to prefer wired over
wireless and thus wireless will never come on. If you've not tried this try
unplugging the ethernet cable and then this procedure.

Even after I did that, I had issues in some cases, especially if we use
WEP128 Hex. The problem was solved by switching to wicd. As I understand it,
the issue is largely with the supplicant.

-- Mohan Sundaram